CN107565808A - A kind of optical module and the control method to optical module - Google Patents

A kind of optical module and the control method to optical module Download PDF

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Publication number
CN107565808A
CN107565808A CN201710725586.1A CN201710725586A CN107565808A CN 107565808 A CN107565808 A CN 107565808A CN 201710725586 A CN201710725586 A CN 201710725586A CN 107565808 A CN107565808 A CN 107565808A
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China
Prior art keywords
optical module
power
power supply
control signal
control unit
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Granted
Application number
CN201710725586.1A
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Chinese (zh)
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CN107565808B (en
Inventor
郑龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hisense Broadband Multimedia Technology Co Ltd
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Hisense Broadband Multimedia Technology Co Ltd
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Priority to CN201710725586.1A priority Critical patent/CN107565808B/en
Application filed by Hisense Broadband Multimedia Technology Co Ltd filed Critical Hisense Broadband Multimedia Technology Co Ltd
Priority to US15/857,958 priority patent/US10390409B2/en
Priority to US15/857,855 priority patent/US10257910B2/en
Priority to US15/857,942 priority patent/US10788631B2/en
Priority to US15/857,884 priority patent/US10271403B2/en
Priority to US15/857,987 priority patent/US10440799B2/en
Publication of CN107565808A publication Critical patent/CN107565808A/en
Priority to US16/297,853 priority patent/US10575382B2/en
Application granted granted Critical
Publication of CN107565808B publication Critical patent/CN107565808B/en
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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4274—Electrical aspects
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4206—Optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4246—Bidirectionally operating package structures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4251—Sealed packages
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4256—Details of housings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4274—Electrical aspects
    • G02B6/428—Electrical aspects containing printed circuit boards [PCB]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4274—Electrical aspects
    • G02B6/4283—Electrical aspects with electrical insulation means
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4292—Coupling light guides with opto-electronic elements the light guide being disconnectable from the opto-electronic element, e.g. mutually self aligning arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/806—Arrangements for feeding power
    • H04B10/808—Electrical power feeding of an optical transmission system
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
    • F21V23/005—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate is supporting also the light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/504—Cooling arrangements characterised by the adaptation for cooling of specific components of refractors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/508—Cooling arrangements characterised by the adaptation for cooling of specific components of electrical circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/40—Transceivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/85—Protection from unauthorised access, e.g. eavesdrop protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0007—Casings
    • H05K9/0058—Casings specially adapted for optoelectronic applications

Abstract

The present embodiments relate to technical field of optical fiber communication, more particularly to a kind of optical module and the control method to optical module, including：Applied to the optical module including power control unit, this method includes：In optical module power up, the control signal of Receiving Host equipment transmission；Judge the control signal whether be the first kind control signal, if, it indicates that the power control unit is stopped power supply.It can be seen that, first in optical module power up, the control signal that Receiving Host equipment is sent, and when control signal is first kind control signal, instruction power control unit is stopped power supply, due to that in optical module power up, can indicate that power control unit is stopped power supply by control signal, so as to avoid optical module in impact of the insertion host device moment to host device power supply.

Description

A kind of optical module and the control method to optical module
Technical field
The present embodiments relate to technical field of optical fiber communication, more particularly to a kind of optical module and the control to optical module Method.
Background technology
In recent years, the development of optical module is more and swifter and more violent, the speed more and more higher of optical module, because the speed of optical module is got over Come it is higher, from 10G, 16G, 28G, 50G, 100G, the 200G of current main flow, to the 400G to be released etc., corresponding power consumption therewith And more and more higher.
And the impact to host device power supply can be very big in insertion host device moment for the optical module of high power consumption, may draw Play host device power overload situation, the problems such as burning out power supply.
The content of the invention
The embodiment of the present invention provides a kind of optical module and its control method, to avoid optical module in insertion host device wink Between impact to host device power supply.
The embodiment of the present invention provides a kind of optical module, including：The first golden finger pin on circuit boards, microcontroller are set Unit MCU, power control unit；
The first golden finger pin, for the control signal that Receiving Host equipment is sent in optical module power up；
The MCU, electrically connected respectively with the first golden finger pin and the power control unit, for by described First golden finger pin reads the control signal, and when the control signal is first kind control signal, to the electricity Source control unit sends configured information；
The power control unit, for receiving the configured information of the MCU transmissions and being stopped according to the configured information Power supply.
The embodiment of the present invention also provides a kind of control method to optical module, applied to the optical mode including power control unit Block, this method include：
In optical module power up, the control signal of Receiving Host equipment transmission；
Judge the control signal whether be the first kind control signal, if, it indicates that the power control unit Stop power supply.
The embodiment of the present invention also provides a kind of control device to optical module, applied to the optical mode including power control unit Block, the device include：
Receiving module, for the control signal that in optical module power up, Receiving Host equipment is sent；
Indicating module, for when the control signal is the control signal of the first kind, indicating the power supply list Member is stopped power supply.
The embodiment of the present invention also provides a kind of control method of host device to optical module, applied to including power supply list The optical module of member, methods described include:
On the optical module before electricity, the electrical load to host device detects；
Judge whether the electrical load is more than default load value, if so, then in optical module power up, to the light Module sends first kind control signal, so that the optical module indicates the power supply control according to the first kind control signal Unit processed is stopped power supply, and otherwise, in optical module power up, Second Type control signal is sent to the optical module, so that The optical module indicates the power control unit normal power supply according to the Second Type control signal.
The optical module that above-described embodiment provides, including：The first golden finger pin on circuit boards, micro-control unit are set MCU, power control unit；The first golden finger pin, for the Receiving Host equipment transmission in optical module power up Control signal；The MCU, electrically connected respectively with the first golden finger pin and the power control unit, for passing through State the first golden finger pin and read the control signal, and when the control signal is first kind control signal, to described Power control unit sends configured information；The power control unit, for receiving configured information and the basis that the MCU is sent The configured information is stopped power supply.As can be seen that the first golden finger pin of optical module can be used in optical module power up The control signal that Receiving Host equipment is sent, the MCU of optical module can be used for reading control signal by the first golden finger pin, and When control signal is first kind control signal, instruction power control unit is stopped power supply.Due to being increased newly in optical module Power control unit, and in optical module power up, can indicate that power control unit is stopped power supply by control signal, So as to avoid optical module in impact of the insertion host device moment to host device power supply.
A kind of control method to optical module that above-described embodiment provides, including：Applied to including power control unit Optical module, this method include：In optical module power up, the control signal of Receiving Host equipment transmission；Judge the control Signal whether be the first kind control signal, if, it indicates that the power control unit is stopped power supply.It is as can be seen that first First in optical module power up, the control signal of Receiving Host equipment transmission, and be first kind control letter in control signal Number when, instruction power control unit stop power supply, due in optical module power up, power supply can be indicated by control signal Control unit is stopped power supply, so as to avoid optical module in impact of the insertion host device moment to host device power supply.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment Accompanying drawing is briefly introduced.
Fig. 1 is a kind of structural representation of optical module provided in an embodiment of the present invention；
Fig. 2 is the structural representation that low level provided in an embodiment of the present invention represents first kind control signal；
Fig. 3 is the structural representation that high level provided in an embodiment of the present invention represents first kind control signal；
Fig. 4 is a kind of structural representation for optical module that another embodiment of the present invention provides；
Fig. 5 is a kind of control method flow chart to optical module provided in an embodiment of the present invention；
Fig. 6 is the method flow diagram that the MCU for the optical module that another embodiment of the present invention provides is performed；
Fig. 7 is the method flow diagram that host device provided in an embodiment of the present invention performs；
Fig. 8 is that the structure for the power consumption number that host device provided in an embodiment of the present invention reads optical module by iic bus is shown It is intended to；
Fig. 9 is a kind of structural representation of control device to optical module provided in an embodiment of the present invention；
Figure 10 is a kind of control method flow chart of the host device of offer to optical module of the embodiment of the present invention.
Embodiment
In order that the purpose of the present invention, technical scheme and beneficial effect are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only explaining this hair It is bright, it is not intended to limit the present invention.
Fig. 1 illustrates a kind of optical module provided in an embodiment of the present invention, including：The on the circuit card 1 is set One golden finger pin 2, micro-control unit MCU (Microcontroller Unit) 3, power control unit 4；Wherein,
First golden finger pin 2, for the control signal that Receiving Host equipment is sent in optical module power up.
MCU2, electrically connected respectively with the first golden finger pin 1 and power control unit 4, for being drawn by the first golden finger Pin 2 reads control signal, and when control signal is first kind control signal, configured information is sent to power control unit 4.
Power control unit 4, for receiving the configured information of MCU2 transmissions and being stopped power supply according to the configured information.
MCU2 can be additionally used in when control signal is Second Type control signal, does not send and indicates to power control unit 4 Information, by the normal power supply of power control unit 4.
It should be noted that the first golden finger pin 2 can be any one pin of optical module, as long as pre-defined will The pin is used for the control signal that Receiving Host equipment is sent in optical module power up.
In the specific implementation, host device with optical module is negotiable represents first kind control signal with low level, with height Level represents Second Type control signal, concrete implementation process, reference can be made to Fig. 2.
As shown in Fig. 2 host device may include master control IC, resistance R1, the electricity of switch 6 and second being sequentially connected in series with resistance R1 Hinder R2.Wherein, resistance R1 is grounded, and resistance R2 is connected with power end Vcc, and master control IC is used for closure or the disconnection of controlling switch 6.
When master control IC controlling switches 6 close, host device can send low electricity in optical module power up to optical module Ordinary mail number；And when master control IC controlling switches 6 disconnect, host device can send high electricity in optical module power up to optical module Ordinary mail number.
Specifically, when master control IC controlling switches 6 close, the first golden finger pin 2 of optical module may be read into a little at 5 Magnitude of voltage V1；When master control IC controlling switches 6 disconnect, the first golden finger pin 2 of optical module may be read into a little magnitude of voltage at 5 V2.Due to when master control IC controlling switches 6 close, a part of voltage at R1 split points 5, therefore, V1 ＜ V2, so as to the first gold medal Finger pin can judge that the control signal that host device is sent is first kind control signal or second by the voltage at point 5 Type control signals.
It should be noted that resistance R2 may be provided in the first golden finger pin 2 of optical module not with power Vcc, also may be used It is arranged near the first golden finger pin 2 of optical module, can also be provided at host device inside etc..
In the specific implementation, host device may also negotiate with optical module and represent first kind control signal with high level, use Low level represents Second Type control signal, concrete implementation process, reference can be made to Fig. 3.
As shown in figure 3, host device may include master control IC (Integrated circuit, integrated circuit), resistance R3, with The switch 6 and second resistance R2 that resistance R3 is sequentially connected in series.Wherein, resistance R3 is connected with power end Vcc, resistance R4 ground connection, master control IC is closed or disconnected for controlling switch 7.
When master control IC controlling switches 7 close, host device can send high electricity in optical module power up to optical module Ordinary mail number；And when master control IC controlling switches 7 disconnect, host device can send low electricity in optical module power up to optical module Ordinary mail number.
Specifically, when master control IC controlling switches 7 close, the first golden finger pin 2 of optical module may be read into a little at 5 Magnitude of voltage V3；When master control IC controlling switches 6 disconnect, the first golden finger pin 2 of optical module may be read into a little magnitude of voltage at 5 V4.Due to when master control IC controlling switches 7 disconnect, R4 ground connection, therefore, V3 ＞ V4,5 being put so as to which the first golden finger pin can pass through The voltage at place judges that the control signal that host device is sent is first kind control signal or Second Type control signal.
It should be noted that resistance R4 may be provided in the first golden finger pin 2 of optical module not, optical mode may also be arranged on Near first golden finger pin 2 of block, host device inside etc. can also be provided at.
Optionally, in order in optical module power up, reduce the impact to host device power supply, power supply list as far as possible Member only can stop power supply after configured information is received to the transmitting element 9 inside optical module and/or receiving unit 10, referring to Fig. 4.
Wherein, transmitting element 9 may include but be not limited to laser driver, laser；Receiving unit 10 may include but unlimited In limiting amplifier, trans-impedance amplifier etc..
Further, in order in optical module power up, reduce the impact to host device power supply, power supply as far as possible Unit is after configured information is received, and chip unit that can also be only all to optical module inside is stopped power supply, including IC chip, It may include non-IC chip.
According to the above as can be seen that having increased power control unit newly in optical module, and the first gold medal of optical module Finger pin can be used for the control signal that Receiving Host equipment is sent in optical module power up, and the MCU of optical module can be used for Control signal is read by the first golden finger pin, and when control signal is first kind control signal, indicates power supply Unit is stopped power supply.Due to that in optical module power up, can indicate that power control unit is stopped power supply by control signal, So as to avoid optical module in impact of the insertion host device moment to host device power supply.
The embodiment of the present invention also provides a kind of control method to optical module, applied to the optical mode including power control unit Block, as shown in figure 5, this method may include：
S501, in optical module power up, Receiving Host equipment send control signal.
S502, judge whether control signal is the control signal of the first kind, if so, then going to step S503, otherwise, turn To step S504
S503, instruction power control unit are stopped power supply.
Specifically, configured information can be sent to power control unit, the power control unit is according to the configured information Stop power supply.
S504, judge whether control signal is Second Type control signal, if so, then going to step S505, otherwise, terminate Flow.
S505, do not indicate that power control unit is stopped power supply.
Specifically, the instruction powered for indicating power control unit to continue to optical module can be sent to power control unit Information, also it can not send any configured information to power control unit.
Optionally, in above-mentioned steps S503, when indicating that power control unit is stopped power supply, in order to electric on optical module During, the impact to host device power supply is reduced as far as possible, can only indicate that power control unit stops to the hair inside optical module Unit is sent to power.
Optionally, in above-mentioned steps S503, when indicating that power control unit is stopped power supply, in order to electric on optical module During, the impact to host device power supply is reduced as far as possible, also can only indicate that power control unit stops inside to optical module Receiving unit is powered.
Optionally, in above-mentioned steps S503, when indicating that power control unit is stopped power supply, in order to electric on optical module During, the impact to host device power supply is reduced as far as possible, may further indicate that power control unit stops to the hair inside optical module Unit and receiving unit is sent to power.
Wherein, transmitting element may include but be not limited to laser driver, laser；Receiving unit may include but be not limited to limit Width amplifier, trans-impedance amplifier etc..
Further, in order in optical module power up, reduce the impact to host device power supply, power supply as far as possible Unit is after configured information is received, and chip unit that can also be only all to optical module inside is stopped power supply, including IC chip, It may include non-IC chip.
On optical module after electricity, in order to ensure each part of optical module can normal work, while again in order to prevent light The excessive power supply to host device of power consumption of module impacts, after MCU instruction power control units are stopped power supply, MCU Following method flow is can also carry out, referring to Fig. 6.
The first power supply instruction that S601, MCU Receiving Host equipment are sent, the first power supply instruction are host device detections It is transmitted when being no more than preset value to the power consumption number of optical module.
S602, MCU power according to the first power supply instruction control power control unit to transmitting element.
Wherein, transmitting element may include but be not limited to laser driver, laser.
The second power supply instruction that S603, MCU Receiving Host equipment are sent, the second power supply instruction be host device to Transmitting element detects that the power consumption number of optical module is no more than after powering transmitted during preset value.
S604, MCU power according to the second power supply instruction control power control unit to receiving unit.
Wherein, receiving unit may include but be not limited to limiting amplifier, trans-impedance amplifier etc..
Accordingly, on optical module after electricity, in order to ensure each part of optical module can normal work, while again in order to Prevent the excessive power supply to host device of power consumption of optical module from impacting, it is stopped power supply in MCU instruction power control units Afterwards, the power consumption number of optical module is can be read in host device, and according to the power consumption number, the powering mode of optical module can be carried out accordingly Adjustment, for details, reference can be made to Fig. 7.
S701, host device read the power consumption number of optical module after the first preset time period.
S702, host device judge whether the power consumption number of the optical module read exceedes default power consumption number, if so, then terminating to flow Journey, otherwise, go to step S704.
For example, if the power consumption number for the optical module that host device is read after the first preset time period is 0.6V, and lead It is 0.8V that machine, which presets power consumption number, then confirms the power consumption number of optical module not less than default power consumption number.
S703, host device send the first power supply to optical module and indicated, so that the MCU of optical module indicates according to the first power supply Power control unit is controlled to be powered to transmitting element.
Wherein, transmitting element may include but be not limited to laser driver, laser.
S704, host device are in the second preset time period and then the secondary power consumption number for reading optical module.
S705, host device judge whether the power consumption number of the optical module read exceedes default power consumption number again, if so, then turning To step S706, otherwise, step S707 is gone to.
For example, if the power consumption number for the optical module that host device is read after the second preset time period is 0.85V, and lead It is 0.8V that machine, which presets power consumption number, then confirms that the power consumption number of optical module exceedes default power consumption number；If host device is default first The power consumption number of the optical module read after period is 0.5V, and it is 0.8V that main frame, which presets power consumption number, then confirms the work(of optical module Consumption value is not less than default power consumption number.
S706, host device send first to optical module and stopped power supply instruction, so that the MCU of optical module is according to the first stopping Power supply instruction control power control unit stops powering to transmitting element.
S707, host device send the second power supply to optical module and indicated, so that the MCU of optical module indicates according to the second power supply Power control unit is controlled to be powered to receiving unit.
Wherein, receiving unit may include but be not limited to limiting amplifier, trans-impedance amplifier etc..S708, host device are Three preset time periods and then the secondary power consumption number for reading optical module.
Whether the power consumption number for the optical module that S709, host device judge to read again exceedes preset value, if so, then going to step Rapid S710, otherwise, go to step S711.
For example, if the power consumption number for the optical module that host device is read after the second preset time period is 0.9V, and lead It is 0.8V that machine, which presets power consumption number, then confirms that the power consumption number of optical module exceedes default power consumption number；If host device is default first The power consumption number of the optical module read after period is 0.4V, and it is 0.8V that main frame, which presets power consumption number, then confirms the work(of optical module Consumption value is not less than default power consumption number.
S710, host device send second to optical module and stopped power supply instruction, so that the MCU of optical module is according to the second stopping Power supply instruction control power control unit stops to transmitting element and receiving unit power supply.
S711, host device confirm optical module normal work.
In the specific implementation, host device can pass through IIC (Inter-Integrate Circuit, IC bus) Bus reads the power consumption number of optical module, and host device can also read the power consumption number of optical module by other golden finger pins.
Fig. 8 shows that host device reads a kind of embodiment of the power consumption number of optical module by iic bus.
As can be seen from Figure 8, iic bus includes both threads, clock line SCL (Serial Communication Loop, serial communication loop) and bidirectional data line SDA (synchronous Data Adapter, synchrodata adapter).When Optical module is inserted in after host device, and host device is communicated with the MCU of optical module, issued by master control IC SCL, SDL Instruction, and accesses data, for example, host device can master control IC SCL, SDL communicated with the MCU of optical module, reads optical mode The power consumption number of block, and master control IC SCL, SDL carry out the communicate power supply of transmission first instruction, the first stopping with the MCU of optical module Power supply instruction, the second power supply instruction and second are stopped power supply instruction.
It should be noted that the time length of above-mentioned first preset period of time section, the second preset time period, the 3rd preset time period Degree can be the same or different.
In addition, host device also can periodically perform the method flow shown in above-mentioned Fig. 7.
According to the above as can be seen that first in optical module power up, the control that Receiving Host equipment is sent is believed Number, and when control signal is first kind control signal, instruction power control unit is stopped power supply, due to electric on optical module During, it can indicate that power control unit is stopped power supply by control signal, so as to avoid optical module in insertion main frame Impact of the equipment moment to host device power supply.
Based on identical technical concept, the present invention implements also to provide a kind of control device to optical module, applied to bag The optical module of power control unit is included, as shown in figure 9, the device may include：
Receiving module 91, for the control signal that in optical module power up, Receiving Host equipment is sent.
Indicating module 92, for when the control signal is the control signal of the first kind, indicating the power supply Unit is stopped power supply.
Preferably, indicating module 92 is specifically used for：Indicate power control unit stop to optical module receiving unit and/or Transmitting element is stopped power supply.
According to the above as can be seen that first in optical module power up, receiving module 91 can Receiving Host equipment The control signal of transmission, and when control signal is first kind control signal, may indicate that power control unit is stopped power supply, by In in optical module power up, it can indicate that power control unit is stopped power supply by control signal, so as to avoid light Module is in impact of the insertion host device moment to host device power supply.
The embodiment of the present invention also provides a kind of control method of host device to optical module, applied to including power supply list The optical module of member, as shown in Figure 10, this method may include：
S1001, on optical module before electricity, the electrical load to host device detects.
S1002, judge whether the electrical load of host device is more than default load value, if so, step S903 is then gone to, it is no Then, step S904 is gone to
S1003, in optical module power up, to optical module send first kind control signal so that optical module according to First kind control signal instruction power control unit is stopped power supply.
S1004, in optical module power up, to optical module send Second Type control signal so that optical module according to Second Type control instruction power control unit normal power supply.
According to the above as can be seen that on optical module before electricity, the electrical load first to host device is examined Survey, if the electrical load of host device is more than default load value, then can be sent in the power up of optical module to optical module First kind control signal, so that optical module indicates that power control unit is stopped power supply according to first kind control signal, due to In optical module power up, it can indicate that power control unit is stopped power supply by control signal, so as to avoid optical mode Block is in impact of the insertion host device moment to host device power supply.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method or computer program product. Therefore, the present invention can be using the embodiment in terms of complete hardware embodiment, complete software embodiment or combination software and hardware Form.Deposited moreover, the present invention can use to can use in one or more computers for wherein including computer usable program code The shape for the computer program product that storage media is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.) Formula.
The present invention is the flow with reference to method according to embodiments of the present invention, equipment (system) and computer program product Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in individual square frame or multiple square frames.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising including these changes and modification.

Claims (9)

  1. A kind of 1. optical module, it is characterised in that including：The first golden finger pin on circuit boards, micro-control unit are set MCU, power control unit；
    The first golden finger pin, for the control signal that Receiving Host equipment is sent in optical module power up；
    The MCU, electrically connected respectively with the first golden finger pin and the power control unit, for passing through described first Golden finger pin reads the control signal, and when the control signal is first kind control signal, to the power supply control Unit processed sends configured information；
    The power control unit, for receiving the configured information of the MCU transmissions and being stopped power supply according to the configured information.
  2. 2. optical module as claimed in claim 1, it is characterised in that also include：Receiving unit and transmitting element；
    The power control unit, specifically for being stopped according to the configured information to the receiving unit and/or the transmission Unit is powered.
  3. 3. a kind of control method to optical module, it is characterised in that applied to the optical module including power control unit, this method Including：
    In optical module power up, the control signal of Receiving Host equipment transmission；
    Judge the control signal whether be the first kind control signal, if, it indicates that the power control unit stops Power supply.
  4. 4. method as claimed in claim 3, it is characterised in that the instruction power control unit is stopped power supply, including：
    Indicate that the power control unit stops stopping power supply to the receiving unit and/or transmitting element of the optical module.
  5. 5. method as claimed in claim 4, it is characterised in that after indicating that the power control unit is stopped power supply, also Including：
    The first power supply instruction that the host device is sent is received, the first power supply instruction is that the host device detects institute It is transmitted when stating the power consumption number of optical module no more than default power consumption number；
    The power control unit is controlled to be powered to the transmitting element according to the described first power supply instruction.
  6. 6. method as claimed in claim 4, it is characterised in that the power supply is being controlled according to the described first power supply instruction After unit is powered to the transmitting element, in addition to：
    Receive the second power supply instruction that the host device is sent, the second power supply instruction is the host device to described It is transmitted when the power consumption number of the optical module is detected after transmitting element power supply no more than default power consumption number；
    The power control unit is controlled to be powered to the receiving unit according to the described second power supply instruction.
  7. 7. a kind of control device to optical module, it is characterised in that applied to the optical module including power control unit, the device Including：
    Receiving module, for the control signal that in optical module power up, Receiving Host equipment is sent；
    Indicating module, for when the control signal is the control signal of the first kind, indicating that the power control unit stops Only power.
  8. 8. device as claimed in claim 7, it is characterised in that the indicating module, be specifically used for：
    Indicate that the power control unit stops stopping power supply to the receiving unit and/or transmitting element of the optical module.
  9. 9. a kind of host device is to the control method of optical module, it is characterised in that applied to the optical mode including power control unit Block, methods described include:
    On the optical module before electricity, the electrical load to host device detects；
    Judge whether the electrical load is more than default load value, if so, then in optical module power up, to the optical module First kind control signal is sent, so that the optical module indicates the power supply list according to the first kind control signal Member is stopped power supply, and otherwise, in optical module power up, Second Type control signal is sent to the optical module, so that described Optical module indicates the power control unit normal power supply according to the Second Type control signal.
CN201710725586.1A 2017-04-06 2017-08-22 Optical module and control method thereof Active CN107565808B (en)

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CN201710725586.1A CN107565808B (en) 2017-08-22 2017-08-22 Optical module and control method thereof
US15/857,855 US10257910B2 (en) 2017-04-06 2017-12-29 Optical module
US15/857,942 US10788631B2 (en) 2017-04-06 2017-12-29 Optical module
US15/857,884 US10271403B2 (en) 2017-04-06 2017-12-29 Optical module
US15/857,958 US10390409B2 (en) 2017-04-06 2017-12-29 Optical module
US15/857,987 US10440799B2 (en) 2017-04-06 2017-12-29 Optical module
US16/297,853 US10575382B2 (en) 2017-04-06 2019-03-11 Optical module

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